NC CSRF issue

config.php

<?php
$CONFIG = array (
  'instanceid' => 'geheimesZeug',
  'passwordsalt' => 'mehrGeheimesZeug',
  'datadirectory' => '/pfad/zum/nextcloud/data',
  'dbtype' => 'sqlite3',
  'version' => '17.0.2.1',
  'installed' => true,
  'forcessl' => true,
  'theme' => '',
  'maintenance' => false,
  'trusted_domains' => 
  array (
    0 => 'domain.tld',
    1 => '45.xxx.xxx.xx'
  ),
  'secret' => 'ganzVielGeheimesZeug',
  'loglevel' => 2,
  'overwritehost' => 'domain.tld',
  'overwriteprotocol' => 'https',
  'overwritewebroot' => '/nextcloudVerzeichnis',
  'trashbin_retention_obligation' => 'auto',
  'updater.release.channel' => 'stable',
  'overwrite.cli.url' => 'https://domain.tld/nextcloudVerzeichnis',
  'updater.secret' => 'auchWasGeheimes',
);